Home / 17,581.80-26,331.12-15,260.76

Finding the Fourth Proportional to 17,581.80, 26,331.12 and 15,260.76

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Solution

The fourth proportional to 17,581.80, 26,331.12 and 15,260.76 is: 22,855.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.80 : 26,331.12 = 15,260.76 : x
  2. Step 2: Convert to fraction form
    17,581.80/26,331.12 = 15,260.76/x
  3. Step 3: Cross multiply
    17,581.80x = 26,331.12 × 15,260.76
  4. Step 4: Simplify right side
    17,581.80x = 401,832,902.85
  5. Step 5: Solve for x
    x = 401,832,902.85/17,581.80
  6. Step 6: Final answer
    x = 22,855.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.